Author: markt
Date: Thu Aug 16 21:50:44 2012
New Revision: 1374073
URL: http://svn.apache.org/viewvc?rev=1374073&view=rev
Log:
FindBugs: Fix unused code by implementing the TODO associated with it
Added:
tomcat/trunk/java/org/apache/tomcat/util/http/ResponseUtil.java (with
props)
Modified:
tomcat/trunk/java/org/apache/catalina/connector/Response.java
tomcat/trunk/java/org/apache/coyote/Response.java
tomcat/trunk/webapps/docs/changelog.xml
Modified: tomcat/trunk/java/org/apache/catalina/connector/Response.java
URL:
http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/catalina/connector/Response.java?rev=1374073&r1=1374072&r2=1374073&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/catalina/connector/Response.java (original)
+++ tomcat/trunk/java/org/apache/catalina/connector/Response.java Thu Aug 16
21:50:44 2012
@@ -51,6 +51,7 @@ import org.apache.tomcat.util.buf.CharCh
import org.apache.tomcat.util.buf.UEncoder;
import org.apache.tomcat.util.http.FastHttpDateFormat;
import org.apache.tomcat.util.http.MimeHeaders;
+import org.apache.tomcat.util.http.ResponseUtil;
import org.apache.tomcat.util.http.ServerCookie;
import org.apache.tomcat.util.http.parser.AstMediaType;
import org.apache.tomcat.util.http.parser.HttpParser;
@@ -1023,8 +1024,8 @@ public class Response
/**
* An extended version of this exists in {@link
org.apache.coyote.Response}.
* This check is required here to ensure that the usingWriter checks in
- * {@link #setContentType(String)} are applied since usingWriter is not
- * visible to {@link org.apache.coyote.Response}
+ * {@link #setContentType(String)} and {@link #setLocale(Locale) are
applied
+ * since usingWriter is not visible to {@link org.apache.coyote.Response}
*
* Called from set/addHeader.
* Return true if the header is special, no need to set the header.
@@ -1034,6 +1035,15 @@ public class Response
setContentType(value);
return true;
}
+ if (name.equalsIgnoreCase("Content-Language")) {
+ Locale locale = ResponseUtil.getLocaleFromLanguageHeader(value);
+ if (locale == null) {
+ return false;
+ } else {
+ setLocale(locale);
+ return true;
+ }
+ }
return false;
}
Modified: tomcat/trunk/java/org/apache/coyote/Response.java
URL:
http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/coyote/Response.java?rev=1374073&r1=1374072&r2=1374073&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/coyote/Response.java (original)
+++ tomcat/trunk/java/org/apache/coyote/Response.java Thu Aug 16 21:50:44 2012
@@ -26,6 +26,7 @@ import javax.servlet.WriteListener;
import org.apache.coyote.http11.AbstractOutputBuffer;
import org.apache.tomcat.util.buf.ByteChunk;
import org.apache.tomcat.util.http.MimeHeaders;
+import org.apache.tomcat.util.http.ResponseUtil;
import org.apache.tomcat.util.http.parser.AstMediaType;
import org.apache.tomcat.util.http.parser.HttpParser;
import org.apache.tomcat.util.http.parser.ParseException;
@@ -342,8 +343,14 @@ public final class Response {
return false;
}
}
- if( name.equalsIgnoreCase( "Content-Language" ) ) {
- // XXX XXX Need to construct Locale or something else
+ if (name.equalsIgnoreCase("Content-Language")) {
+ Locale locale = ResponseUtil.getLocaleFromLanguageHeader(value);
+ if (locale == null) {
+ return false;
+ } else {
+ setLocale(locale);
+ return true;
+ }
}
return false;
}
Added: tomcat/trunk/java/org/apache/tomcat/util/http/ResponseUtil.java
URL:
http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/tomcat/util/http/ResponseUtil.java?rev=1374073&view=auto
==============================================================================
--- tomcat/trunk/java/org/apache/tomcat/util/http/ResponseUtil.java (added)
+++ tomcat/trunk/java/org/apache/tomcat/util/http/ResponseUtil.java Thu Aug 16
21:50:44 2012
@@ -0,0 +1,60 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.tomcat.util.http;
+
+import java.util.Locale;
+
+public class ResponseUtil {
+
+ private ResponseUtil() {
+ // Hide default constructor as this is a utility class
+ }
+
+ public static Locale getLocaleFromLanguageHeader(String header) {
+ if (header == null) {
+ return null;
+ }
+
+ if (header.indexOf(',') > -1) {
+ // Multiple values. RFC 2616 does not define a priority.
+ // No way to select a Locale
+ return null;
+ }
+
+ String tags[] = header.split("-");
+ String primaryTag = tags[0];
+
+ if (primaryTag.length() != 2) {
+ // Not an ISO-639 language abbreviation. No way to determine Locale
+ return null;
+ }
+
+ String firstSubTag = null;
+ if (tags.length > 1) {
+ if (tags[1].length() == 2) {
+ // Hopefully an ISO-3166 country code
+ firstSubTag = tags[1];
+ }
+ }
+
+ if (firstSubTag == null) {
+ return new Locale(primaryTag);
+ } else {
+ return new Locale(primaryTag, firstSubTag);
+ }
+ }
+}
Propchange: tomcat/trunk/java/org/apache/tomcat/util/http/ResponseUtil.java
------------------------------------------------------------------------------
svn:eol-style = native
Modified: tomcat/trunk/webapps/docs/changelog.xml
URL:
http://svn.apache.org/viewvc/tomcat/trunk/webapps/docs/changelog.xml?rev=1374073&r1=1374072&r2=1374073&view=diff
==============================================================================
--- tomcat/trunk/webapps/docs/changelog.xml (original)
+++ tomcat/trunk/webapps/docs/changelog.xml Thu Aug 16 21:50:44 2012
@@ -92,6 +92,12 @@
Service. This removes the need to maintain two copies of the mappings
for Servlets and Filters. (markt)
</scode>
+ <add>
+ If the <code>Content-Language</code> HTTP header is set directly,
+ attempt to determine the Locale from the header value and call
+ <code>ServletResponse.setLocale()</code> with the derived Locale.
+ (markt)
+ </add>
</changelog>
</subsection>
<subsection name="Coyote">
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